On icy roads and frozen lakes, Finland's youth are racing customised cars salvaged from scrap. The goal is to destroy the competition, but the reward lies in a tight-knit community fighting off boredom.

He’s almost 50, he's got asthma, he’s about 235 pounds, and he's also a world-class athlete. Meet 'Kraken', the sea monster – a Finnish freediver who only realised he had the makings of a national champion in his late 30s.